A man with difficulty dysphagia

A 50-year-old man with history of type II diabetic mellitus attended the emergency department with persistent foreign body sensation after swallowing a drug pill. He also had mild odynophagia. Tracing his history, it was found that he had progressive dysphagia in previous 2 months. There was no coughing or choking immediately after swallowing the pill and speech quality was normal. He denied weight loss in last 6 months. On physical examination, no palpable mass or thyroid goiter was noted. Laboratory data were in acceptable range. A point-of-care ultrasound with a linear probe over the patient’s neck was done. Later, computed tomography was done for confirming the diagnosis.